MOA 2023-BLG-458

Event Parameters

Internal ID:gb14-R-9-49767
Discovery date:2023-10-08T17:10:53
RA:18:08:31.88
Dec:-27:07:16.32
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
16943 18:08:31.86 -27:07:18.62 15.16 ± 0.10 1.80
17040 18:08:31.92 -27:07:14.01 13.76 ± 0.13 3.24

Last 5 photometry measurements

Observation dateI magseeing
2460611.889 (2024-Oct-28.389) 16.37 ± 0.24 4.81
2460611.902 (2024-Oct-28.402) 17.60 ± 0.28 3.83
2460611.913 (2024-Oct-28.413) 15.90 ± 0.23 5.31
2460611.924 (2024-Oct-28.424) 16.85 ± 0.38 5.02
2460614.877 (2024-Oct-31.377) 16.36 ± 0.38 5.13

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2460228.00 ± 0.02 UT (2023-Oct-10.50)
tE =84.24 ± 20.45 days
u0 =0.0000 ± 0.0015
Ibase =20.43 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice